<template>
  <div class="container" :style="'height: ' + docheight + 'px'">
    <leftcont></leftcont>
    <div class="righCont">
      <topcont></topcont>
      <div class="content">
        <div class="payTable">
          <div class="trendTop">轮播图列表({{ total }})</div>
          <div class="tableCont">
            <div class="tableSerchCont">
              <div class="headBtn">
                <btn value="新增" @click="addFn"></btn>
              </div>
            </div>
            <el-table :data="tableData" style="width: 100%">
              <el-table-column prop="id" label="id"> </el-table-column>
              <el-table-column label="轮播图片">
                <template slot-scope="scope">
                  <img style="height: 40px;" :src="scope.row.image + ossSrc" />
                </template>
              </el-table-column>
              <el-table-column prop="url" label="地址"> </el-table-column>
              <el-table-column prop="sort" label="排序"> </el-table-column>
              <el-table-column width="200" label="操作">
                <template slot-scope="scope">
                  <div class="ctrolBtn">
                    <div class="text_btn redBtn" @click="delFn(scope.row)">
                      删除
                    </div>
                    <div class="text_btn blueBtn" @click="editFn(scope.row)">
                      编辑
                    </div>
                  </div>
                </template>
              </el-table-column>
            </el-table>
            <div class="pageCont">
              <el-pagination
                background
                layout="prev, pager, next"
                :page-size="per_page"
                :current-page="page"
                @current-change="pageFn"
                :total="total"
              >
              </el-pagination>
            </div>
          </div>
        </div>
      </div>
    </div>
    <el-dialog
      :title="isAddBanner ? '新增轮播图' : '编辑轮播图'"
      :visible.sync="showAddBanner"
      width="600px"
    >
      <div class="addBanner">
        <div class="addFlexItem">
          <div class="flexItemName">跳转地址</div>
          <div class="flexItemVal">
            <el-input
              v-model="bannerInfo.url"
              style="width:400px"
              placeholder="请输入跳转地址"
            ></el-input>
          </div>
        </div>
        <div class="addFlexItem">
          <div class="flexItemName">置顶层数</div>
          <div class="flexItemVal">
            <el-input
              v-model="bannerInfo.sort"
              style="width:400px"
              placeholder="请输入置顶层数"
            ></el-input>
          </div>
        </div>
        <div class="addFlexItem">
          <div class="flexItemName">轮播图片</div>
          <div class="flexItemVal">
            <defUpImg
              :propImg="bannerInfo.image"
              width="120px"
              @upImgSuccess="getBannerImg"
            ></defUpImg>
          </div>
        </div>
        <div class="addFlexItem">
          <div class="flexItemName"></div>
          <div class="flexItemVal">
            <btn v-if="isAddBanner" value="确认新增" @click="addBannerFn"></btn>
            <btn
              v-if="!isAddBanner"
              value="确认修改"
              @click="addBannerFn"
            ></btn>
          </div>
        </div>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import leftcont from "@/components/leftCont.vue";
import topcont from "@/components/topCont.vue";
import btn from "@/components/public/btn.vue";
import { Banner, BannerDel, bannerSave } from "@/http/api";
import defUpImg from "@/components/public/defUpImg.vue";

export default {
  components: { defUpImg, leftcont, topcont, btn },
  data() {
    return {
      tableData: [],
      page: 1,
      per_page: 5,
      total: 0,
      showAddBanner: false,
      bannerInfo: {},
      isAddBanner: true
    };
  },
  props: {},
  methods: {
    pageFn(index) {
      this.page = index;
      this.getdata();
    },
    getBannerImg(src) {
      this.bannerInfo.image = src;
    },
    addBannerFn() {
      let data = this.bannerInfo;
      let loading = this.$loading({
        lock: true,
        text: "Loading",
        spinner: "el-icon-loading",
        background: "rgba(255, 255, 255, 0.7)"
      });
      bannerSave(data)
        .then(res => {
          if (res.data.code == 1) {
            let msg = "新增成功";
            if (data.id) {
              msg = "编辑成功";
            }
            this.$message({
              message: msg,
              type: "success"
            });
            this.getdata();
          } else {
            this.$message(res.data.msg);
          }
          loading.close();
          this.showAddBanner = false;
        })
        .catch(() => {
          loading.close();
          this.$message("网络请求超时");
          this.showAddBanner = false;
        });
    },
    showBannerMaskFn(type, item) {
      this.isAddBanner = type;
      if (type) {
        this.bannerInfo = {
          sort: 0,
          image: "",
          url: ""
        };
      } else {
        this.bannerInfo = {
          sort: item.sort,
          image: item.image,
          id: item.id,
          url: item.url
        };
      }
      this.showAddBanner = true;
    },
    addFn() {
      this.showBannerMaskFn(true, "");
    },
    editFn(item) {
      this.showBannerMaskFn(false, item);
    },
    delFn(item) {
      this.$confirm("确定删除此轮播图吗?", "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      }).then(() => {
        let data = {
          id: item.id
        };
        const loading = this.$loading({
          lock: true,
          text: "Loading",
          spinner: "el-icon-loading",
          background: "rgba(255, 255, 255, 0.7)"
        });
        BannerDel(data)
          .then(res => {
            if (res.data.code == 1) {
              this.$message({
                type: "success",
                message: res.data.msg
              });
              this.getdata();
            } else {
              this.$message(res.data.msg);
            }
            loading.close();
          })
          .catch(err => {
            loading.close();
            this.$message("服务器请求超时");
          });
      });
    },
    getdata() {
      var data = {
        page: this.page,
        per_page: this.per_page
      };
      Banner(data)
        .then(res => {
          if (res.data.code == 1) {
            this.tableData = res.data.data.data; //把最新的数组赋值给tableData
            this.total = res.data.data.total;
          } else {
            this.$message(res.data.msg);
          }
        })
        .catch(err => {
          this.$message("服务器请求超时");
        });
    }
  },
  mounted() {},
  created() {
    this.getdata();
  }
};
</script>

<style scoped lang="less">
.container {
  width: 100%;
  display: flex;
  overflow: hidden;
  .righCont {
    display: flex;
    flex-direction: column;
    flex: 1;
    margin-left: 15px;
    height: 100%;
    width: 10px;
    background-color: #f4f8ff;
    .content {
      padding: 20px;
      box-sizing: border-box;
      width: 100%;
      flex: 1;
      overflow: auto;
      .payTable {
        margin-top: 20px;
        width: 100%;
        background-color: #fff;
        padding: 15px;
        box-sizing: border-box;
        .trendTop {
          font-weight: bold;
          font-size: 16px;
          cursor: pointer;
        }
        .tableCont {
          width: 100%;
          margin-top: 15px;
          .redBtn {
            color: #f56c6c;
          }
          .blueBtn {
            color: #96a1fe;
          }
          .greenBtn {
            color: #85ce61;
          }
          .blackBtn {
            color: #666;
          }
          .tableSerchCont {
            width: 100%;
            display: flex;
            justify-content: flex-end;
            margin-bottom: 10px;
            .serchItem {
              width: 150px;
              margin-left: 10px;
            }
            .headBtn {
              margin-left: 10px;
            }
          }
          .ctrolBtn {
            display: flex;
            .text_btn {
              margin: 0 5px;
              cursor: pointer;
              font-size: 14px;
            }
          }
          .pageCont {
            padding: 30px 0;
            display: flex;
            justify-content: center;
          }
        }
      }
    }
  }
  .addBanner {
    margin-top: 30px;
    .addFlexItem {
      width: 100%;
      display: flex;
      margin-bottom: 20px;
      .flexItemName {
        width: 100px;
        text-align: right;
        margin-right: 15px;
        font-size: 14px;
        line-height: 40px;
      }
      .flexItemVal {
        flex: 1;
        max-width: 400px;
      }
    }
  }
}
</style>
